思科路由器密碼破解詳解

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  1、啟動路由器,在30秒那按ctrl+break,進入rommon模式

  System Bootstrap, Version 12.1***3r***T2, RELEASE SOFTWARE ***fc1***

  Copyright ***c*** 2000 by cisco Systems, Inc.

  C2600 platform with 65536 Kbytes of main memory

  PC = 0xfff0ab6c, Vector = 0x500, SP = 0x80004884

  monitor: command "boot" aborted due to user interrupt

  rommon 1 >

  2、然後輸入

  rommon 1 > confreg 0x2142

  You must reset or power cycle for new config to take effect

  rommon 2 > reset

  3、路由器會重新啟動

  System Bootstrap, Version 12.1***3r***T2, RELEASE SOFTWARE ***fc1***

  Copyright ***c*** 2000 by cisco Systems, Inc.

  C2600 platform with 65536 Kbytes of main memory

  program load complete, entry point: 0x80008000, size: 0x8a7f8c

  Self decompressing the image :

  中間引導過程忽略。。。。。

  --- System Configuration Dialog ---

  Would you like to enter the initial configuration dialog? [yes/no]:

  4、按ctrl+c

  Press RETURN to get started!

  Router>

  Router>enable

  Router#copy startup-config running-config

  Destination filename [running-config]?

  816 bytes copied in 0.884 secs

  router1#

  router1#conf t

  Enter configuration commands, one per line. End with CNTL/Z.

  router1***config***#

  router1***config***#enable secret cisco

  router1***config***#enable password 12345

  router1***config***#line con 0

  router1***config-line***#login

  router1***config-line***#password cisco

  router1***config-line***#exit

  router1***config***#line aux 0

  router1***config-line***#login

  router1***config-line***#password cisco

  router1***config-line***#exit

  router1***config***#line vty 0 4

  router1***config-line***#login

  router1***config-line***#password cisco

  router1***config-line***#exit

  router1***config***#config-register 0x2102

  router1***config***#exit

  router1#

  router1#copy running-config startup-config

  Destination filename [startup-config]?

  Building configuration...

  [OK]

  router1#